Debian 13 — ruby-websocket-extensions — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 29 April 2026 Affected versions: Debian 13 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2020-7663 Upstream summary: websocket-extensions ruby module prior to 0.1.5 allows Denial of Service (DoS) via Regex Backtracking. The extension parser may take quadratic time when parsing a header containing […]